(3GdCYdGfs (3JGQjNg CSSg hbhGYOg(B.(3afhfg hCNdGbjGJg (B/s - (3Ndjd UGHGJ(B.s; (3Ndjd UGHGJ(B.s ((3GdbGgQI (B:s (3ecJHI GdGfLdh GdeUQjI(B.,s, 1997)
All age.
Keywords: (3GdGYdGf(B-(3JGQjNs -- (3eUQ(B.s; (3GdGYdGf (B-(3GSS hbhGYO(B.s; (3GdGYdGf (B-(3afhf hGNdGbjGJ(B.s